Home / 11,553.71-17,331.78-3,763.13

Finding the Fourth Proportional to 11,553.71, 17,331.78 and 3,763.13

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Solution

The fourth proportional to 11,553.71, 17,331.78 and 3,763.13 is: 5,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.71 : 17,331.78 = 3,763.13 : x
  2. Step 2: Convert to fraction form
    11,553.71/17,331.78 = 3,763.13/x
  3. Step 3: Cross multiply
    11,553.71x = 17,331.78 × 3,763.13
  4. Step 4: Simplify right side
    11,553.71x = 65,221,741.27
  5. Step 5: Solve for x
    x = 65,221,741.27/11,553.71
  6. Step 6: Final answer
    x = 5,645.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.